Aberystwyth University
Akzonobel
Apollo Group
Aventis
Avis Rent a car Limited
BBC
Berkeley Homes (Eastern) Ltd
Blenheim House Construction
Burford Group
British Telecom
Cannock Development
Capital and Counties
Citibank
Citigen Limited (E.ON)
Clerical Medical
Community Health South London NHS Trust
Corals Estates Ltd
Costain Limited
Countryside Properties
Drawbridge Securities
Durkan Ltd
Durkan Pudelek
English Partnerships Properties Sites
European Metal Recycling Limited
Faircloth
Fairview New Homes
Galliard Homes
Great Ormond Street Hospital
Hutton Construction Limited
Londis
London Metropolitan University
Mansell Plc
Mizen
Morgan Ashurst
Noves Group
Peabody Trust
Port of Tilbury (London) Limited
Procter and Gamble
Punch Group
Rugby Football Union
Royal Geographic Society
Scottish Windows
Sunrise Senior Living
Telford Homes
Thames Water Utilities
Victory Investments Ltd
Wellcome Trust
Workspace Group